Through which pulmonary artery catheter port would you obtain a mixed venous blood sample?

Name: Through which pulmonary artery catheter port would you obtain a mixed venous blood sample?
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Question

Quizplus · Accepted Answer

The mixed venous blood sample is obtained from the distal (catheter tip) port of the pulmonary artery catheter. This port is positioned in the pulmonary artery and represents mixed venous blood from the body tissues. A sample from this port can give information about the adequacy of oxygen delivery to the tissues.

Through Which Pulmonary Artery Catheter Port Would You Obtain a Mixed